diff --git a/phpBB/includes/acp/acp_groups.php b/phpBB/includes/acp/acp_groups.php
index 48e50881df..b3a9751d19 100644
--- a/phpBB/includes/acp/acp_groups.php
+++ b/phpBB/includes/acp/acp_groups.php
@@ -658,7 +658,6 @@ class acp_groups
 		$sql = 'SELECT g.group_id, g.group_name, g.group_type, COUNT(ug.user_id) AS total_members 
 			FROM ' . GROUPS_TABLE . ' g
 			LEFT JOIN ' . USER_GROUP_TABLE . ' ug USING (group_id)
-			GROUP BY g.group_id, g.group_name, g.group_type
 			ORDER BY g.group_type ASC, g.group_name';
 		$result = $db->sql_query($sql);